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Finding the Third Proportional to 933,220 and 1,928,644

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Solution

The third proportional to 933,220 and 1,928,644 is: 3,985,842.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,220 : 1,928,644 = 1,928,644 : x
  2. Step 2: Convert to fraction form
    933,220/1,928,644 = 1,928,644/x
  3. Step 3: Cross multiply
    933,220x = 1,928,644 × 1,928,644
  4. Step 4: Simplify right side
    933,220x = 3,719,667,678,736
  5. Step 5: Solve for x
    x = 3,719,667,678,736/933,220
  6. Step 6: Final answer
    x = 3,985,842.22

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.